Table 2.

Dental assessment and interventions to be performed in HNC patients before, during, and after treatment.

Before	During	After
Check the medical history carefully	Hydration, alkaline mouthwashes, oral mucosa protection.	Frequent control of the oral cavity and teeth (every 3 months)
Teach good oral hygiene habits	Control oral mucosa, with analgesia if needed	Good hydration. Saliva substitutes
Repair all possible teeth and remove compromised ones.	Bland diet Saliva substitutes	Parasympathomimetic Alternative therapies (low intensity laser, photobiomodulation, hyperbaric oxygen chamber, etc.)
Remove removable prosthodontics	Temporomandibular physiotherapy (this can be started before treatment)	After 6 months, consider oral rehabilitation
Explain treatment	Fluorine mouthwash without alcohol	Keep temporomandibular joint physiotherapy
Evaluate pre-treatment life quality	–	Evaluate the quality of life after the treatment
Fluorine supplementation	No dental intervention required	Fluorine mouthwash